

.errorpage{
    width:100%;
    height:100%;
    background: #000;
    position: relative;
    padding:0 !important;
    overflow: hidden;
    .down{
      position:absolute;
      left:20px;
      top:20px;
      border:1px solid #fff;
      color:#fff;
      width:70px;
      height:30px;
      border-radius:10px;
      text-align:center;
      line-height:30px;
      font-size: 12px;
    }
    .dao{
      position: absolute;
      top:20px;
      right:20px;
    }
    .myimg{
      width:270px;
      height:270px;
      position: absolute;
      top:0;
      right:0;
      left:0;
      bottom:0;
      margin:auto;
      z-index:10;
    }
    .spandot{
      position: absolute;
      z-index: 100;
      width: 4px;
      height:4px;
      border-radius: 50%;
      animation: flash 3s infinite alternate;
    }
     @keyframes flash {
          from{
              opacity: 0;
          }
          to{
              opacity: 0.5;
          }
      }
  }